the energy is on high. even if they are not a football fan you cannot help but to get into the momentum and the feeling. the 49ers are fighting to come back from such a huge lead. the fans behind to be are on edge! it is so crazy how the dynamic changed. everybody was just sitting are round but once halftime came are round. and the team came back, everybody has been on their feet! back to you in the studio. >> with changes muni is being impacted. lot of changes to buses and street-cars. here's what you need to know. the 5, 9, 71 and f-line are running on mission street between van ness and the ferry building. no service on market street from van ness to the ferry building. busses will operate on the f-line instead of the historic street-cars. the 2, 6, 21, 31, 38 and 38l will all stop before market street. passengers can transfer to the subway or other routes for service to the embarcaderro. also, the 14, 14l and 49 will operate on south van ness instead of mission between 11th and 25th streets. and the fol